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Thermo-physical property measurement of nano-gold dispersed water based nanofluids prepared by chemical precipitation technique

IR@CGCRI: CSIR-Central Glass and Ceramic Research Institute, Kolkata

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Title Thermo-physical property measurement of nano-gold dispersed water based nanofluids prepared by chemical precipitation technique
 
Creator Paul, G
Pal, T
Manna, Indranil
 
Subject Engineering Materials
 
Description Nano-gold dispersed water based nanofluid has been prepared following the chemical reduction method. Crystallite size, particle size/shape/morphology, and purity of the nanoparticles have been characterized using X-ray diffraction, scanning and transmission electron microscopy and energy dispersion spectroscopy, respectively. The degree of thermal conductivity enhancement of the nanofluid (with respect to the base fluid) as a function of concentration and size of gold nanoparticle has been determined using the transient hot-wire technique. The degree of enhancement increases with increase in concentration and decrease in size of nanoparticles. The maximum enhancement recorded is similar to 48% at 0.00026 vol.% concentration and 21 nm average particle size. (C) 2010 Elsevier Inc. All rights reserved.
 
Publisher Elsevier Science
 
Date 2010-09
 
Type Article
PeerReviewed
 
Format application/pdf
 
Identifier http://cgcri.csircentral.net/853/1/manna2'10.pdf
Paul, G and Pal, T and Manna, Indranil (2010) Thermo-physical property measurement of nano-gold dispersed water based nanofluids prepared by chemical precipitation technique. Journal of Colloid and Interface Science, 349 (1). pp. 434-437. ISSN 0021-9797
 
Relation http://cgcri.csircentral.net/853/